diff --git a/src/components/desktop/SwitchToMobileDialog.vue b/src/components/desktop/SwitchToMobileDialog.vue
index d0a07ef4..0960012c 100644
--- a/src/components/desktop/SwitchToMobileDialog.vue
+++ b/src/components/desktop/SwitchToMobileDialog.vue
@@ -48,3 +48,10 @@ export default {
     }
 }
 </script>
+
+<style>
+.img-url-qrcode {
+    width: 320px;
+    height: 320px
+}
+</style>
diff --git a/src/views/desktop/MainLayout.vue b/src/views/desktop/MainLayout.vue
index f77270bc..7b257ab8 100644
--- a/src/views/desktop/MainLayout.vue
+++ b/src/views/desktop/MainLayout.vue
@@ -320,11 +320,6 @@ export default {
 </script>
 
 <style>
-.img-url-qrcode {
-    width: 320px;
-    height: 320px
-}
-
 .main-logo {
     width: 1.8em;
     height: 1.8em;